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package org.python.util.install;
import java.io.File;
import org.python.util.install.Installation.JavaVersionInfo;
import junit.framework.TestCase;
public class InstallationTest extends TestCase {
public void testGetExternalJavaVersion() {
JavaHomeHandler javaHomeHandler = new JavaHomeHandler();
JavaVersionInfo versionInfo = Installation.getExternalJavaVersion(javaHomeHandler);
assertEquals(Installation.NORMAL_RETURN, versionInfo.getErrorCode());
assertEquals("", versionInfo.getReason());
assertTrue(versionInfo.getVersion().length() > 0);
assertTrue(versionInfo.getSpecificationVersion().length() > 0);
assertTrue(versionInfo.getVersion().startsWith(versionInfo.getSpecificationVersion()));
assertNotNull(versionInfo.getVendor());
assertNotSame("", versionInfo.getVendor());
}
public void testGetExternalJavaVersionWithError() {
JavaHomeHandler javaHomeHandler = new JavaHomeHandler("non_existing/home");
JavaVersionInfo versionInfo = Installation.getExternalJavaVersion(javaHomeHandler);
assertEquals(Installation.ERROR_RETURN, versionInfo.getErrorCode());
String reason = versionInfo.getReason();
assertTrue(reason.indexOf("invalid") >= 0);
}
public void testGetExternalJavaVersionNoBinDirectory() {
File wrongHome = new File(System.getProperty("user.home"));
JavaHomeHandler javaHomeHandler = new JavaHomeHandler(wrongHome.getAbsolutePath());
JavaVersionInfo versionInfo = Installation.getExternalJavaVersion(javaHomeHandler);
assertEquals(Installation.ERROR_RETURN, versionInfo.getErrorCode());
String reason = versionInfo.getReason();
assertTrue(reason.indexOf("invalid") >= 0);
}
public void testGetExternalJavaVersionNoJavaInBinDirectory() {
File wrongHome = new File(System.getProperty("user.home"));
File binDir = new File(wrongHome, "bin");
assertFalse(binDir.exists());
try {
assertTrue(binDir.mkdirs());
JavaHomeHandler javaHomeHandler = new JavaHomeHandler(wrongHome.getAbsolutePath());
JavaVersionInfo versionInfo = Installation.getExternalJavaVersion(javaHomeHandler);
assertEquals(Installation.ERROR_RETURN, versionInfo.getErrorCode());
assertTrue(versionInfo.getReason().indexOf("invalid") >= 0);
} finally {
if (binDir.exists()) {
binDir.delete();
}
}
}
public void testIsValidJavaVersion() {
JavaVersionInfo javaVersionInfo = new JavaVersionInfo();
javaVersionInfo.setSpecificationVersion("1.1.9");
assertFalse(Installation.isValidJava(javaVersionInfo));
javaVersionInfo.setSpecificationVersion("1.2");
assertFalse(Installation.isValidJava(javaVersionInfo));
javaVersionInfo.setSpecificationVersion("1.3");
assertFalse(Installation.isValidJava(javaVersionInfo));
javaVersionInfo.setSpecificationVersion("1.4");
assertFalse(Installation.isValidJava(javaVersionInfo));
javaVersionInfo.setSpecificationVersion("1.5");
assertTrue(Installation.isValidJava(javaVersionInfo));
javaVersionInfo.setSpecificationVersion("1.6");
assertTrue(Installation.isValidJava(javaVersionInfo));
javaVersionInfo.setSpecificationVersion("1.7");
assertTrue(Installation.isValidJava(javaVersionInfo));
}
public void testGetJavaSpecificationVersion() {
String specificationVersion = "1.4.2";
assertEquals(14, Installation.getJavaSpecificationVersion(specificationVersion));
specificationVersion = "1.5.0";
assertEquals(15, Installation.getJavaSpecificationVersion(specificationVersion));
specificationVersion = "1.6.0";
assertEquals(16, Installation.getJavaSpecificationVersion(specificationVersion));
}
public void testIsGNUJava() {
assertFalse(Installation.isGNUJava());
String originalVmName = System.getProperty(Installation.JAVA_VM_NAME);
try {
// fake GNU java
System.setProperty(Installation.JAVA_VM_NAME, "GNU libgcj");
assertTrue(Installation.isGNUJava());
} finally {
System.setProperty(Installation.JAVA_VM_NAME, originalVmName);
assertFalse(Installation.isGNUJava());
}
}
public void testGetDefaultJavaVersion() {
JavaVersionInfo info = Installation.getDefaultJavaVersion();
assertNotNull(info);
assertEquals(Installation.NORMAL_RETURN, info.getErrorCode());
String specVersion = info.getSpecificationVersion();
assertNotNull(specVersion);
assertTrue(specVersion.length() >= 3);
}
}
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